Add GitHub Action to post JaCoCo coverage table as PR comment

[fborriello]

Description

Add GitHub Action to post JaCoCo coverage table as PR comment.

Fixes # (issue)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Please also note any relevant details for your test configuration.

• Test A
• Test B

Checklist:

• The branch follows the best practices naming convention:
  • Use grouping tokens (words) at the beginning of your branch names.
    • feature: Feature I'm adding or expanding
    • bug: Bugfix or experiment
    • wip: Work in progress; stuff I know won't be finished soon
• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented on my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules
• My changes have no bad impacts on performances
• My changes have been tested through Unit Tests and the overall coverage has not decreased. Check the coverall report for your branch: here
• Any implemented change has been added in the CHANGELOG.md file
• Any implemented change has been added in the CHANGELOG-JDK11.md file
• My changes have been applied on a separate branch too with compatibility with Java 11. Follow this instructions for help.
• The maven version has been increased.

[github-actions]

Test Coverage Report

Overall Project	95.37%	🍏

There is no coverage information present for the Files changed

[github-actions]

Test Coverage Report

Coverage	Baseline		Build		Diff
Lines	100.00%	1205/1205	100.00%	1205/1205	+0.00%	💙
Branches	95.47%	443/464	95.47%	443/464	+0.00%	💙
Instructions	99.80%	5976/5988	99.80%	5976/5988	+0.00%	💙
Complexity	97.41%	751/771	97.41%	751/771	+0.00%	💙
Methods	100.00%	539/539	100.00%	539/539	+0.00%	💙
Classes	100.00%	49/49	100.00%	49/49	+0.00%	💙
Normalised Score	98.78%		98.78%		+0.00%	💙